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dc.contributor.author Jang, Juyeong ko
dc.contributor.author Song, Gwangseop ko
dc.contributor.author Kyhm, Kwangseuk ko
dc.contributor.author Cho, Chang-Hee ko
dc.date.accessioned 2019-03-26T04:28:02Z -
dc.date.available 2019-03-26T04:28:02Z -
dc.date.created 2019-03-15 -
dc.date.issued 2019-02 -
dc.identifier.citation Applied Physics Letters, v.114, no.8, pp.081101 -
dc.identifier.issn 0003-6951 -
dc.identifier.uri http://hdl.handle.net/20.500.11750/9653 -
dc.description.abstract We have performed a variable stripe length method at 5 K to measure the optical gain of CdS nanowires. When the excited carrier density is lower than the Mott density, we found that various inelastic scatterings of excitons and LO-phonons are involved. As a consequence of inelastic exciton-exciton scattering, the excitons scattered down to the low polariton branch cause P-emission lasing, and the excited excitons also result in a population inversion through intra-relaxation. When LO-phonon scatterings are involved, a broad optical gain spectrum is observed resulting from exciton-LO and P-LO scatterings. © 2019 Author(s). -
dc.language English -
dc.publisher American Institute of Physics -
dc.title Optical gain of inelastic exciton-exciton scattering in CdS nanowires -
dc.type Article -
dc.identifier.doi 10.1063/1.5086782 -
dc.identifier.wosid 000460134000001 -
dc.identifier.scopusid 2-s2.0-85062368510 -
dc.type.local Article(Overseas) -
dc.type.rims ART -
dc.description.journalClass 1 -
dc.contributor.nonIdAuthor Jang, Juyeong -
dc.contributor.nonIdAuthor Song, Gwangseop -
dc.contributor.nonIdAuthor Kyhm, Kwangseuk -
dc.identifier.citationVolume 114 -
dc.identifier.citationNumber 8 -
dc.identifier.citationStartPage 081101 -
dc.identifier.citationTitle Applied Physics Letters -
dc.type.journalArticle Article -
dc.description.isOpenAccess N -
dc.subject.keywordPlus Cadmium sulfide -
dc.subject.keywordPlus Excitons -
dc.subject.keywordPlus II-VI semiconductors -
dc.subject.keywordPlus Inelastic scattering -
dc.subject.keywordPlus Nanowires -
dc.subject.keywordPlus Optical gain -
dc.subject.keywordPlus Phonons -
dc.subject.keywordPlus CdS nanowires -
dc.subject.keywordPlus Excited carriers -
dc.subject.keywordPlus Exciton-exciton scattering -
dc.subject.keywordPlus Mott density -
dc.subject.keywordPlus Optical gain spectra -
dc.subject.keywordPlus P emission -
dc.subject.keywordPlus Population inversions -
dc.subject.keywordPlus Variable stripe lengths -
dc.subject.keywordPlus Sulfur compounds -
dc.contributor.affiliatedAuthor Cho, Chang-Hee -
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Department of Physics and Chemistry Future Semiconductor Nanophotonics Laboratory 1. Journal Articles

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